- Added user information (UserID, UserName, UserAvatar) to Client struct for presence tracking.
- Implemented failure handling in the broadcastMessage function to manage send failures and disconnect clients if necessary.
- Introduced document ownership and sharing capabilities:
- Added OwnerID and Is_Public fields to Document model.
- Created DocumentShare model for managing document sharing with permissions.
- Implemented functions for creating, listing, and managing document shares in the Postgres store.
- Added user management functionality:
- Created User model and associated functions for user management in the Postgres store.
- Implemented session management with token hashing for security.
- Updated database schema with migrations for users, sessions, and document shares.
- Enhanced frontend Yjs integration with awareness event logging for user connections and disconnections.
